问题
选择题
The invention of spaceships makes ________ human beings to travel to the moon.
A．that possible for
B．it possible for
C．it likely of
D．that probable of
答案
答案：B
考查it作形式宾语。make it+形容词+for sb.+to do sth.it作形式宾语，真正的宾语是动词不定式。意为“使做某事怎么样”。句意“宇宙飞船的发明使人类飞往月球成为可能。”故选B。